QuickFacts

21.6%

of persons in New York city, New York are under 18 years

The population of North Carolina is

10,042,802

The population of Pennsylvania is

12,802,503

Population per square mile in Michigan is

174.8

11.9%

of persons in Cook County, Illinois are 65 years and over

23.7%

of persons in Cook County, Illinois are under 18 years

11.4%

of persons in California are 65 years and over

Median household income of Harris County, Texas is

$53,822

12.5%

of persons in Illinois are 65 years and over

12.5%

of persons in Illinois are 65 years and over

Source: 2010 Census

Source: Population Estimates

Source: 2010 Census

Source: American Community Survey

Source: 2010 Census